549451159340 has 24 divisors (see below), whose sum is σ = 1154337074352. Its totient is φ = 219687199040.

The previous prime is 549451159307. The next prime is 549451159373. The reversal of 549451159340 is 43951154945.

It is an interprime number because it is at equal distance from previous prime (549451159307) and next prime (549451159373).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5780726 + ... + 5875005.

It is an arithmetic number, because the mean of its divisors is an integer number (48097378098).

Almost surely, 2^549451159340 is an apocalyptic number.

It is an amenable number.

549451159340 is an abundant number, since it is smaller than the sum of its proper divisors (604885915012).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

549451159340 is a wasteful number, since it uses less digits than its factorization.

549451159340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11658097 (or 11658095 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 50.

The spelling of 549451159340 in words is "five hundred forty-nine billion, four hundred fifty-one million, one hundred fifty-nine thousand, three hundred forty".